package com.pool;

import java.util.concurrent.*;

/**
 * @author zxw
 * @date 2019/8/26 14:52
 */
public class RejectThreadPoolDemo {
    public static class MyTask implements Runnable{

        @Override
        public void run() {
            System.out.println(System.currentTimeMillis()+":Thread Id:"+Thread.currentThread().getId());
            try {
                Thread.sleep(100);
            } catch (InterruptedException e) {
                e.printStackTrace();
            }
        }
    }

    public static void main(String[] args) throws InterruptedException {
        MyTask task = new MyTask();
        ExecutorService es = new ThreadPoolExecutor(5, 5, 0L, TimeUnit.MILLISECONDS, new LinkedBlockingDeque<>(10), Executors.defaultThreadFactory(), new RejectedExecutionHandler() {
            @Override
            public void rejectedExecution(Runnable r, ThreadPoolExecutor executor) {
                System.out.println(r.toString()+" is discard");
            }
        });
        for (int i = 0; i < Integer.MAX_VALUE; i++) {
            es.submit(task);
            Thread.sleep(10);
        }

        new ThreadPoolExecutor(5,5,0L,TimeUnit.SECONDS,new LinkedBlockingDeque<>()){
            @Override
            protected void beforeExecute(Thread t, Runnable r) {
                super.beforeExecute(t, r);
            }

            @Override
            protected void afterExecute(Runnable r, Throwable t) {
                super.afterExecute(r, t);
            }

            @Override
            protected void terminated() {
                super.terminated();
            }
        };
    }
}
